LA19571-LaCo Epoxy Stik, 4 oz. stik. This multi-purpose epoxy is the best I've seen for repairs. Just tear a piece off, knead with your hands and apply. Cures rock hard with no shrinkage. Safe on potable water systems. Hardens in 5-10 minutes, with full cure in 24 hours. Can be applied under water! Withstands temperatures up to 250 degrees F. And after 1 hour can be drilled, tapped, filed, sawed, sanded and painted! Great for fixing leaks in pipes, fittings, sheet metal & ducts. Use for anchoring bolts, screws, rods, machines, housings, etc. Repairs metals, wood, glass, ceramics, concrete and more! 4 oz. stick.